built-up rim是什么意思，built-up rim的翻译，built-up rim音标、读音、用法和例句

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built-up rim是什么意思，built-up rim的翻译，built-up rim音标、读音、用法和例句_加林查网西语词典

built-up rim

基本解释

专业释义

机械工程